
package com.xh.pmo.util;
import java.security.MessageDigest;

public class DigestMD5 {
	public static void main(String[] args) {
		System.out.println(MD5("admin"));
	}
	
	public final static String MD5(String s) {
		char hexDigits[] = {'0','1','2','3','4','5','6','7','8','9','a','b','c','d','e','f'};
		try{
			byte[] strTemp =s.getBytes();
			MessageDigest mdTemp = MessageDigest.getInstance("MD5");
			mdTemp.update(strTemp);
			byte[] md = mdTemp.digest();
			int j = md.length;
			char str[] = new char[j*2];
			int k =0;
			for(int i=0; i<j; i++) {
				byte byte0 = md[i];
				str[k++] = hexDigits[byte0 >>> 4 & 0xf];
				str[k++] = hexDigits[byte0 & 0xf];
			}
			return new String(str);
			
		} catch (Exception e) {
			return null;
		}
	}
}
